1991 Nissan Pickup (D21) Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 1991 Nissan Pickup (D21)

The exhaust manifold on the 3.0 liter engine often warps and cracks, breaking off the studs between the cylinder head and the exhaust manifold.   The noise may be most noticeable when the engine is cold.


Regular maintenance is recommended to avoid timing chain failure. Rattles may develop in higher mileage vehicles. Regular oil changes will help reduce the incidence of this problem.

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Is there anyway I can prevent this from happening?

R r transmission

clutch will not disengage when weather is cold (live in colorado) can get going by starting in gear eventually clutch will start working replaced clutch mastercylinder what else could cause this problem

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I bought my girl in 1991 with minimal repairs since. 250k and going strong. Brakes, tires, shocks and such but what a good truck. oil every 3k since I bought it. Lasted longer than my marriage.

Great runner, easy maintenance, just clicked 450,000 kms 3rd owner. Now in the process of customizing

bought mine from an ebay classified ad. 1991 with 139,394 on it. came with all receipts showing the upkeep that was done by the man i bought it from, who was only the second owner. drove an hour and 15 minutes to pick it up for 700 bucks. a/c works and the body is excellent. apart from the peeling clear coat and no power steering, i have zero complaints

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